IDA的函数头部的标号表示什么

[b571013930]

.text:00401270 ; int __cdecl main(int argc, const char **argv, const char **envp)
.text:00401270 _main proc near ; CODE XREF: __tmainCRTStartup+F8p
.text:00401270
.text:00401270 var_14 = dword ptr -14h
.text:00401270 var_10 = dword ptr -10h
.text:00401270 var_C = dword ptr -0Ch
.text:00401270 var_4 = dword ptr -4
.text:00401270 argc = dword ptr 8
.text:00401270 argv = dword ptr 0Ch
.text:00401270 envp = dword ptr 10h
IDA里函数部的标示都是变量名或参数名吗

[zara]

是它分析出来的可能的局部变量（var_??）和参数（arg??）